Skip to content
FY2026 GAA: ₱6.79T
PisoScan
DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAY COTABATO 3RD DEO Award a ₱17.8M contract to ANGKAT CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
ff49f3f310f5e9cb71036ca2e46b429c443943911a574139a14a86c33096786f
Status:
Included and unchanged
Block:
#4,502 1,511 blocks after it
Position in block:
Transaction 223 of 224
Award day:
Jul 8, 2021 (5 yrs 4 mo ago)

Accountability

Bill Sec. 3 and 19
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,502 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Outside Infra - GAA 2020 DepEd BEFF", i.e. the FY2020 GAA. The exact UACS line is not given.
    Partly
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAY COTABATO 3RD DEO awarded it to ANGKAT CONSTRUCTION AND SUPPLIES on 2021-07-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20M00199: Completed, 100% physical progress.
    Found
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2022-04-20). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   ff49f3f310…96786fnow      …
  2. 2. Block Merkle root changed
    stored   f082954a6e…6b1d72now      …
  3. 3. Block #4502 hash changed
    stored   287d43bc18…d5db9fnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 223 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ff49f3f310f5e9cb71036ca2e46b429c443943911a574139a14a86c33096786f
  2. 01 L fa4e351393a616fedf8dabdf982c61daa8d290c2d80f029e2082a83bc8efe7d4
  3. 02 L 41ca376c006aff99400552b40f992a7f7f69472873b4f7c5d369aa9c71ca6a60
  4. 03 L b472b7be4881c28727a32812d827c71988712a4c71f77830e2b2719a28e6243d
  5. 04 L 817011df7ba366284ff1070f95699501afa3223ce3a64065a4208cb60a070f9a
  6. 05 L 3623d00c8fe75c1340fbbf15611b0af3ff1d0f83e1c3ea4f1c7b3a92a68843c3
  7. 06 R 838f3229fab25c7eb71a9b00868e5ddbd687e0a795a3c57d45e14c631ad0480b
  8. 07 L 8e27aef1d1549bd4ef9030672a27ba7d6938adb2188b1c46a22edfe4b20f56f4
  9. 08 L 4750120e6e097686300a2cc823e0866f976014e632b2ea910561485d52df873a
  10. root  f082954a6e2103384b6ed22878a983f99543d0a8d67d8bef71253e37096b1d72